Source for Popular Vote data: Pennsylvania Department of State. Bureau of Commissions, Elections and Legislation. 2016 Presidential Election Tuesday, November 8, 2016 Unofficial Returns United States Senator, Pennsylvania Department of State. Bureau of Commissions, Elections and Legislation (http://www.electionreturns.pa.gov/ENR_New/General/CountyBreakDownResults?officeId=2&districtId=1&ElectionID=undefined&ElectionType=undefined&IsActive=undefined) (accessed 19 Dec 2016)